Write in exponential form. Assume all variables are positive real numbers.
A. x35
B. x1/35
C. x5/7
D. x7/5
Answer: C
Mathematics
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Solve the equation.0.08(2x - 7) = 0.16(x + 7) - 1.68
A. -1.68 B. -0.56 C. all real numbers D. no solution
Mathematics
Find the indicated composition.f(x) = 
; g(x) = 
Find (f ? g)(x).
A. (f ? g)(x) = 
B. (f ? g)(x) = 
C. (f ? g)(x) = 
D. (f ? g)(x) = 
Mathematics
Solve the problem.From a boat on the river below a dam, the angle of elevation to the top of the dam is 
If the dam is 1286 feet above the level of the river, how far is the boat from the base of the dam (to the nearest foot)?
A. 4806 ft B. 4786 ft C. 4816 ft D. 4796 ft
Mathematics
Use the graph of the function to estimate the x-intercepts.f(x) = 4x2 - 20x + 21
A. x = 1.5, x = 3.5 B. x = -29, x = 21 C. x = 6, x = 14 D. x = -3.5, x = -1.5
Mathematics